What was permitted
For those in Noe Valley considering HVAC upgrades, this permit provides insight into the cost of replacing a furnace. The work at 3854 23rd St involved installing a ducted mini-split system in the attic.
This project was completed on April 30, 2026, with an estimated cost of $12,000. Wolf Hvac Inc. was the contractor for this alteration.
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View the official permit record
Tracking number, work description, cost and dates
View the official permit record
Tracking number, work description, cost and dates
| Tracking number | 202604099178 |
|---|---|
| Work permit # | — |
| Job filing number | — |
| Work type | Alterations · 2 Family Dwelling |
| Status | complete |
| Job description | replacing furnace with ducted mini split in attic space run new circuit to mini split. set up outdoor unit on roof top |
| Floor / unit | — |
| Estimated cost | $12,000 |
| Approved | April 30, 2026 |
| Issued | April 30, 2026 |
| Expires | — |
| BBL | — |
| BIN | — |
Related searches
HVACmini-splitfurnace replacement2 family dwellingNoe ValleySan Francisco$10,000-$20,000